66992685

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{28447}}^1$

素因数の和:28612

約数の個数: 16

約数和(自身を含む): 107874816

約数和(自身を除く): 40882131

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 28447, 85341, 142235, 426705, 4466179, 13398537, 22330895, 66992685]

約数ペア:

[(1, 66992685), (3, 22330895), (5, 13398537), (15, 4466179), (157, 426705), (471, 142235), (785, 85341), (2355, 28447)]